Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Gac, Poland, especially given its Dfb climate, which can lead to varying UV exposure risks throughout the year. With UV levels peaking at 7 during midday hours, awareness is key to preventing sunburn and protecting skin health. Being informed about daily UV fluctuations not only helps you plan your outdoor activities safely but also contributes to long-term skin protection. Stay vigilant and enjoy the beautiful Polish outdoors while keeping your skin safe!
The UV Index throughout the day showcases a noteworthy progression, peaking sharply during the midday hours. Starting at a modest 2 by 7:00 AM, the index steadily rises, reaching 4 by 9:00 AM. As the sun climbs higher, the intensity surges to a strong 7 from 11:00 AM to 2:00 PM, indicating a significant risk of harm from unprotected sun exposure. Thankfully, the levels taper off in the afternoon, dropping to 5 at 3:00 PM and settling back to 2 by 5:00 PM. Even as daylight wanes, the UV Index remains low, with values of 1 by 6:00 PM and 7:00 PM—ideal for evening outdoor activities. Remember to take precautions during the peak hours to enjoy the sun safely!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV exposure significantly impact outdoor activities. From January to February, the UV Index remains low (1-2), allowing for 45 minutes of sun exposure without major concern. As spring approaches, March and April see a rise to moderate levels (4-5), with burn times decreasing to 30 minutes. May and June usher in higher risk, as the UV Index reaches 6-7, and observers should limit sun exposure to 25 minutes. The peak risk occurs in July, with a very high UV Index of 8, where even 15 minutes can lead to sunburn. The trend begins to decline in August and September, falling back to high and moderate levels respectively, allowing for 25-30 minutes of exposure. By October through December, the UV Index drops again to low levels (1-3) with burn times returning to 45 minutes. Visitors and residents are advised to prioritize sun protection, especially during the high-risk months of May through July, by seeking shade, wearing protective clothing, and applying sunscreen regularly.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gac | 1 | 2 | 4 | 5 | 6 | 7 | 8 | 6 | 5 | 3 | 2 | 1 |
| Warsaw UVI | 1 | 2 | 4 | 5 | 6 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Poznan UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Lodz UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Wroclaw UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 6 | 3 | 2 | 1 |
| Krakow UVI | 2 | 2 | 4 | 6 | 7 | 8 | 8 | 7 | 6 | 4 | 2 | 1 |